Dockerfile

FROM python:3.9-slim

LABEL description="This is the container for CDL-OQC Django REST API"
LABEL org.opencontainers.image.source="https://github.com/zilkf92/cdl-oqc-api-container"
LABEL maintainer="felix.zilk@univie.ac.at"

# Add custom environment variables needed by Django or your settings file here:
ENV DJANGO_DEBUG=on \
    DJANGO_SETTINGS_MODULE=online_qc_project.production

# The ASGI configuration (customize as needed):
ENV ASGI_VIRTUALENV=/venv \
    ASGI_CONFIG=bifrost.asgi:application \
    ASGI_HOST=0.0.0.0 \
    ASGI_PORT=8000 \
    ASGI_VERBOSITY=1 \
    ASGI_ACCESS_LOG=-

WORKDIR /code/

# Add pre-installation requirements:
ADD requirements/ /requirements/

# Update, install and cleaning:
RUN set -ex \
    && BUILD_DEPS=" \
    build-essential \
    git \
    libexpat1-dev \
    libjpeg62-turbo-dev \
    libpcre3-dev \
    libpq-dev \
    zlib1g-dev \
    libffi-dev \
    tini \
    " \
    && apt-get update && apt-get install -y --no-install-recommends $BUILD_DEPS \
    && python3 -m venv /venv \
    && /venv/bin/pip install -U pip \
    && /venv/bin/pip install --no-cache-dir -r /requirements/production.txt \
    && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $BUILD_DEPS \
    && rm -rf /var/lib/apt/lists/*

# Install packages needed to run your application (not build deps):
# We need to recreate the /usr/share/man/man{1..8} directories first because
# they were clobbered by a parent image.
RUN set -ex \
    && RUN_DEPS=" \
    libexpat1 \
    libjpeg62-turbo \
    libpcre3 \
    libpq5 \
    mime-support \
    postgresql-client \
    procps \
    zlib1g \
    tini \
    " \
    && seq 1 8 | xargs -I{} mkdir -p /usr/share/man/man{} \
    && apt-get update && apt-get install -y --no-install-recommends $RUN_DEPS \
    && rm -rf /var/lib/apt/lists/*

#RUN which tini

EXPOSE 8000

VOLUME /code/media

ADD . /code/

# Place init, make it executable and
# make sure venv files can be used by asgi process:
RUN chmod +x /code/docker-entrypoint.sh ;\
    chmod +x /code/run_asgi.sh ;\
    \
    # Call collectstatic with dummy environment variables:
    DATABASE_URL=postgres://none REDIS_URL=none /venv/bin/python manage.py collectstatic --noinput

ENTRYPOINT ["/usr/bin/tini", "--", "/code/docker-entrypoint.sh"]
CMD ["/code/run_asgi.sh"]